Product Quality Engineer (Lithography)

DuPont Technology (Shanghai) Co., Ltd.

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AP-KR-Cheonan1 (EL) Until 10/4/2026 3+ years exp First posted August 5, 2026 Last posted August 5, 2026
Job description

Are you looking to power the next leap in the exciting world of advanced electronics? Do you want to help solve problems that drive success in the rapidly evolving technology and connectivity landscape? Then bring your problem-solving, passion, and creativity to help us power the next leap in electronics.

At Qnity, we’re more than a global leader in materials and solutions for advanced electronics and high-tech industries – we’re a tight-knit team that is motivated by new possibilities, and always up for a challenge. All our dedicated teams contribute to making cutting-edge technology possible. We value forward-thinking challengers, boundary-pushers, and diverse perspectives across all our departments, because we know we play a critical role in the world enabling faster progress for all. Learn how you can start or jumpstart your career with us.

At Qnity, our industry-leading innovations, deep materials science expertise, and world-class manufacturing capabilities help make next-generation technologies a reality for our customers.

We are developing advanced materials and technologies that enable our customers to create smaller, more complex, more reliable, and more powerful solutions. Qnity serves a broad range of industries including semiconductors, advanced electronics, circuit boards, display technologies.

Qnity Electronics Korea is looking for a Product Quality Engineer (Lithography) in Cheonan, Korea.

Key Roles & Responsibilities

  • Ensure that our products and raw material specifications and control limits are established appropriately – incoming QC testing, supplier specification, product and raw material shelf life, etc.

  • Work with internal stakeholders and suppliers to establish & regularly improve process control plans & FMEAs for our products and related raw materials

  • Respond to out of control and out of specifications raw materials and products, ensuring supplier performs an effective Root Cause Investigation (RCI) and implements Corrective/Preventive actions

  • Facilitate and develop RCI and Corrective/Preventive actions for customer quality/performance complaint

  • Participate in continuous improvement of the production and quality process.

  • Prepare customer process change notification (PCN) letter, work with customer to resolve issues identified during their qualification testing

  • Participate in customer audits and internal audits by International Organization for Standardization

Required Qualifications

  • Bachelor’s degree in a technical discipline such as organic chemistry, polymer science or material science /engineering

  • Thorough understanding of raw material and product chemistry along with analytical and functional characterization methods

  • Experience working with customers or suppliers outside DuPont on technical projects such as raw material or product development, improvement projects, or problem resolution

  • Good written and verbal communication skills both in Korean and English

Preferred Qualifications

  • Demonstrated experience using formal problem-solving methodologies such as QC 7 tools, N7, QC problem solving story, 8D, 5 why, FMEA, or others

  • Expertise in organic synthesis or polymer chemistry/physics

  • Working knowledge of Quality management skills such as SPC, FMEA, DOE, Six-sigma and use of statistical software

  • 3+ years of experience working in the semiconductor process or semiconductor materials industry in a technical role (Engineering, R&D, Quality, Fab, Manufacturing etc.)

Join our Talent Community to stay connected with us!

Qnity is an equal opportunity employer. Qualified applicants will be considered without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability or any other protected class. If you need a reasonable accommodation to search or apply for a position, please visit our Accessibility Page for Contact Information.

Qnity offers a comprehensive pay and benefits package. To learn more visit the Compensation and Benefits page.

We use Artificial Intelligence (AI) to enhance our recruitment process.

About this role

Summary

Ensure product and raw material quality, process control, and customer issue resolution in semiconductor lithography.

Job title

Product Quality Engineer (Lithography)

Experience level

3+ years

Minimum experience

3+ years exp

Industry

electronics

Location requirements

Cheonan, South Korea; remote not specified

Salary

Not specified

Management role

No

Skills & keywords

Required skills

raw material controlFMEAproblem solvingcommunication

Preferred skills

QC 7 toolsorganic synthesisstatistical softwareSix-sigma

Specializations

raw materialsproduct chemistryproblem solvingsemiconductor
Locations

Structured locations inferred from the posting.

Cheonan-si, Chungcheongnam-do, South Korea

On-site City